The HVAC/R program at Howard College is designed to prepare the student to seek a Texas State License in the HVAC/R field. If a potential student has been convicted of a felony, he or she will be required to complete the Texas Department of Licensing and Regulation (TDLR) Criminal History Evaluation Letter before acceptance in the HVAC/R program. www.license.state.tx.us/crimHistoryEval.htm Prior to enrollment in the Internship Program, all students will be required to complete a background check and drug screen.